If a distribution is normal, any percentile can be converted into its

Originally, text was input to cell phone via __________, which is a keypad entry method that cycles through the letter values of the key.

a. dual press b. key cycling c. multitap d. press-through

Tucker is in second grade and is having trouble. He is frequently out of his seat, looking at the work of other students and annoying them by making comments. He interrupts the teacher, blurts out answers before she finishes the question, and usually needs directions repeated multiple times. At home, his mother says he is always "on the go." The most likely diagnosis for Tucker is __________.

A. conduct disorder B. oppositional defiant disorder C. separation anxiety disorder D. attention-deficit/hyperactivity disorder